Cotton Stress Levels : Colorado River Area : 2012 Yuma Valley --------------------------- 132 May 11 75.3 ns 133 May 12 76.1 ns 134 May 13 76.0 ns 135 May 14 73.5 ns 136 May 15 73.1 ns 137 May 16 71.1 ns 138 May 17 71.1 ns 139 May 18 71.2 ns 140 May 19 72.0 ns 141 May 20 72.0 ns 142 May 21 73.9 ns 143 May 22 72.7 ns Parker ..... --------------------------- 132 May 11 73.6 ns 133 May 12 74.9 ns 134 May 13 75.7 ns 135 May 14 72.9 ns 136 May 15 72.6 ns 137 May 16 71.3 ns 138 May 17 71.1 ns 139 May 18 75.2 ns 140 May 19 73.7 ns 141 May 20 70.4 ns 142 May 21 73.6 ns 143 May 22 68.0 ns Mohave ..... --------------------------- 132 May 11 74.0 ns 133 May 12 77.3 ns 134 May 13 78.3 ns 135 May 14 75.7 ns 136 May 15 75.7 ns 137 May 16 73.3 ns 138 May 17 70.8 ns 139 May 18 73.7 ns 140 May 19 72.5 ns 141 May 20 71.0 ns 142 May 21 75.6 ns 143 May 22 71.4 ns ns = No Stress : Stress Value less than 82.4 L1 = Stress Level 1 : Stress Value from 82.4 to 86 L2 = Stress Level 2 : Stress Value greater than 86